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Exende Documentation
Exende provides infrastructure APIs designed for autonomous software and AI agents. Callback creation is accessed directly over HTTP and paid per request using x402.
First live API
Callback API
Create a temporary public webhook endpoint, give it to an external service, and wait for the asynchronous result.
| API version | 1.0.0 |
|---|---|
| Lifetime | 10 minutes |
| Maximum events | 10 |
| Maximum payload | 262144 bytes (256 KB) per event |
| Webhook methods | POST, PUT, PATCH |
| Wait timeout | 1–30 seconds (default 30) |
| Price | $0.01 USDC |
| Network | Base Mainnet |
| CAIP-2 network | eip155:8453 |
| Payment protocol | x402 v2 |
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